9611143 has 2 divisors, whose sum is σ = 9611144. Its totient is φ = 9611142.

The previous prime is 9611141. The next prime is 9611149. The reversal of 9611143 is 3411169.

9611143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9611143 - 2¹ = 9611141 is a prime.

Together with 9611141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9611141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4805571 + 4805572.

It is an arithmetic number, because the mean of its divisors is an integer number (4805572).

Almost surely, 2^9611143 is an apocalyptic number.

9611143 is a deficient number, since it is larger than the sum of its proper divisors (1).

9611143 is an equidigital number, since it uses as much as digits as its factorization.

9611143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 25.

The square root of 9611143 is about 3100.1843493573. The cubic root of 9611143 is about 212.6139126276.

The spelling of 9611143 in words is "nine million, six hundred eleven thousand, one hundred forty-three".